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From: Timur Tabi <ttabi@nvidia.com>
To: Joel Fernandes <joelagnelf@nvidia.com>
Cc: "nouveau@lists.freedesktop.org" <nouveau@lists.freedesktop.org>,
	Alexandre Courbot <acourbot@nvidia.com>,
	"dakr@kernel.org" <dakr@kernel.org>,
	"lyude@redhat.com" <lyude@redhat.com>,
	John Hubbard <jhubbard@nvidia.com>,
	"rust-for-linux@vger.kernel.org" <rust-for-linux@vger.kernel.org>
Subject: Re: [PATCH 11/11] gpu: nova-core: add PIO support for loading firmware images
Date: Mon, 1 Dec 2025 23:26:35 +0000	[thread overview]
Message-ID: <e4f9a103b111260019446647fd44f50c7aec5787.camel@nvidia.com> (raw)
In-Reply-To: <20251117233434.GA1095868@joelbox2>

On Mon, 2025-11-17 at 18:34 -0500, Joel Fernandes wrote:
> > +    /// See nvkm_falcon_pio_wr - takes a byte array instead of a FalconFirmware
> > +    fn pio_wr_bytes(
> > +        &self,
> > +        bar: &Bar0,
> > +        source: *const u8,
> > +        mem_base: u16,
> > +        length: usize,
> > +        target_mem: FalconMem,
> > +        port: u8,
> > +        tag: u16
> 
> Please don't use pointers for source, use slices instead, then you don't need
> to assume length is multiple of 4, you can just return error if it is.

I changed this to use a slice instead of pointer/length, and the code is much better, thanks!


  parent reply	other threads:[~2025-12-01 23:26 UTC|newest]

Thread overview: 100+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-14 23:30 [PATCH 00/11] gpu: nova-core: add Turing support Timur Tabi
2025-11-14 23:30 ` [PATCH 01/11] gpu: nova-core: rename Imem to ImemSec Timur Tabi
2025-11-17 22:50   ` Lyude Paul
2025-11-14 23:30 ` [PATCH 02/11] gpu: nova-core: add ImemNs section infrastructure Timur Tabi
2025-11-17 23:19   ` Lyude Paul
2025-11-19  1:54   ` Alexandre Courbot
2025-11-19  6:30     ` John Hubbard
2025-11-19  6:55       ` Alexandre Courbot
2025-11-19 19:54         ` Timur Tabi
2025-11-19 20:34           ` Joel Fernandes
2025-11-19 20:45             ` Timur Tabi
2025-11-19 20:54               ` John Hubbard
2025-11-19 20:56                 ` Timur Tabi
2025-11-20  1:45           ` Alexandre Courbot
2025-11-24 22:24             ` Timur Tabi
2025-11-14 23:30 ` [PATCH 03/11] gpu: nova-core: support header parsing on Turing/GA100 Timur Tabi
2025-11-17 22:33   ` Joel Fernandes
2025-11-18  0:52     ` Timur Tabi
2025-11-18  1:04       ` Joel Fernandes
2025-11-18  1:06         ` Timur Tabi
2025-11-18  1:15           ` John Hubbard
2025-11-18  1:29             ` John Hubbard
2025-11-18  1:12         ` John Hubbard
2025-11-18 19:42           ` Joel Fernandes
2025-11-19  2:51   ` Alexandre Courbot
2025-11-19  5:16     ` Timur Tabi
2025-11-19  7:03       ` Alexandre Courbot
2025-11-24 23:24         ` Timur Tabi
2025-11-24 23:54           ` Alexandre Courbot
2025-11-19  7:04       ` John Hubbard
2025-11-19 20:10         ` Joel Fernandes
2025-11-24 23:47           ` Timur Tabi
2025-11-24 23:55             ` John Hubbard
2025-11-25  0:57               ` Alexandre Courbot
2025-11-25  1:02                 ` Timur Tabi
2025-11-25  0:05             ` Joel Fernandes
2025-11-14 23:30 ` [PATCH 04/11] gpu: nova-core: add support for Turing/GA100 fwsignature Timur Tabi
2025-11-17 23:20   ` Lyude Paul
2025-11-19  2:59   ` Alexandre Courbot
2025-11-19  5:17     ` Timur Tabi
2025-11-19  7:11     ` Alexandre Courbot
2025-11-19  7:17       ` John Hubbard
2025-11-19  7:34         ` Alexandre Courbot
2025-11-14 23:30 ` [PATCH 05/11] gpu: nova-core: add NV_PFALCON_FALCON_DMATRFCMD::with_falcon_mem() Timur Tabi
2025-11-19  3:04   ` Alexandre Courbot
2025-11-19  6:32     ` John Hubbard
2025-11-14 23:30 ` [PATCH 06/11] gpu: nova-core: add Turing boot registers Timur Tabi
2025-11-17 22:41   ` Joel Fernandes
2025-11-19  2:17   ` Alexandre Courbot
2025-11-19  6:34     ` John Hubbard
2025-11-19  6:47       ` Alexandre Courbot
2025-11-19  6:51         ` John Hubbard
2025-11-19  7:15           ` Alexandre Courbot
2025-11-19  7:24             ` John Hubbard
2025-11-19 19:10               ` Timur Tabi
2025-11-20  1:41                 ` Alexandre Courbot
2025-11-14 23:30 ` [PATCH 07/11] gpu: nova-core: move some functions into the HAL Timur Tabi
2025-11-14 23:30 ` [PATCH 08/11] gpu: nova-core: Add basic Turing HAL Timur Tabi
2025-11-18  0:50   ` Joel Fernandes
2025-11-19  3:11   ` Alexandre Courbot
2025-11-14 23:30 ` [PATCH 09/11] gpu: nova-core: add FalconUCodeDescV2 support Timur Tabi
2025-11-17 23:10   ` Joel Fernandes
2025-11-18 13:04     ` Alexandre Courbot
2025-11-18 15:08       ` Timur Tabi
2025-11-18 19:46         ` Joel Fernandes
2025-11-19  1:36         ` Alexandre Courbot
2025-11-18 19:45       ` Joel Fernandes
2025-11-19  6:40         ` John Hubbard
2025-11-25 23:59     ` Timur Tabi
2025-11-26  0:31       ` John Hubbard
2025-11-26  1:05         ` Alexandre Courbot
2025-11-26  1:09           ` John Hubbard
2025-11-26  9:57           ` Miguel Ojeda
2025-12-01 21:11     ` Timur Tabi
2025-11-19  3:27   ` Alexandre Courbot
2025-11-14 23:30 ` [PATCH 10/11] gpu: nova-core: LibosMemoryRegionInitArgument size must be page aligned Timur Tabi
2025-11-19  3:36   ` Alexandre Courbot
2025-12-01 23:25     ` Timur Tabi
2025-12-03 11:54       ` Alexandre Courbot
2025-12-03 12:03         ` Alice Ryhl
2025-12-03 13:39           ` Alexandre Courbot
2025-12-03 18:31         ` Timur Tabi
2025-12-04 14:43           ` Alexandre Courbot
2025-12-04 21:18             ` Timur Tabi
2025-12-04 21:45               ` Timur Tabi
2025-12-05  0:35                 ` Alexandre Courbot
2025-12-05 20:22                   ` Timur Tabi
2025-12-09  2:53                     ` Alexandre Courbot
2025-12-05 23:22                   ` Timur Tabi
2025-12-09  2:55                     ` Alexandre Courbot
2025-12-03 18:34         ` Miguel Ojeda
2025-12-03 19:17           ` Timur Tabi
2025-11-14 23:30 ` [PATCH 11/11] gpu: nova-core: add PIO support for loading firmware images Timur Tabi
2025-11-17 23:34   ` Joel Fernandes
2025-11-18 13:08     ` Alexandre Courbot
2025-12-01 23:26     ` Timur Tabi [this message]
2025-11-19  4:28   ` Alexandre Courbot
2025-11-19 13:49     ` Alexandre Courbot
2025-11-19  7:01   ` Alexandre Courbot
2025-11-19  4:29 ` [PATCH 00/11] gpu: nova-core: add Turing support Alexandre Courbot

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